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X-RAY DIFFRACTION
Materials and Methods page
4FAX
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7
    Temperature 303.0
    Details 100 mM magnesium acetate, 150 mM sodium chloride, 50 mM HEPES sodium, pH 7.0, 5% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 303K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 89.37 α = 90
    b = 95.37 β = 90
    c = 224.75 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2011-08-10
     
    Diffraction Radiation
    Monochromator double crystal Si(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 24-ID-C
    Wavelength List 0.9782
    Site APS
    Beamline 24-ID-C
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 3.1
    Resolution(Low) 48.41
    Number Reflections(Observed) 32868
    Percent Possible(Observed) 98.9
    R Merge I(Observed) 0.119
    Redundancy 6.3
     
    High Resolution Shell Details
    Resolution(High) 3.1
    Resolution(Low) 3.18
    Percent Possible(All) 98.5
    R Merge I(Observed) 1.26
    Mean I Over Sigma(Observed) 1.7
    Redundancy 5.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.1
    Resolution(Low) 48.41
    Number of Reflections(Observed) 32868
    Number of Reflections(R-Free) 1740
    Percent Reflections(Observed) 97.17
    R-Factor(Observed) 0.19832
    R-Work 0.19612
    R-Free 0.23797
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 128.425
    Anisotropic B[1][1] -0.26
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.73
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -1.47
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.102
    Shell Resolution(Low) 3.183
    Number of Reflections(R-Free) 111
    Number of Reflections(R-Work) 2152
    R-Factor(R-Work) 0.313
    R-Factor(R-Free) 0.359
    Percent Reflections(Observed) 91.99
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.012
    r_chiral_restr 0.145
    r_angle_refined_deg 2.534
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 0
    Nucleic Acid Atoms 8348
    Heterogen Atoms 64
    Solvent Atoms 32
     
     
  •   Software and Computing Hide
    Computing
    Data Collection ADSC
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution PHASER
    Structure Refinement REFMAC 5.6.0117
     
    Software
    refinement REFMAC version: 5.6.0117
    model building PHASER
    data collection ADSC